Finding the Fourth Proportional to 3,910,382,794.20, 5,872,376,636.10 and 2,073,722,698.20
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Solution
The fourth proportional to 3,910,382,794.20, 5,872,376,636.10 and 2,073,722,698.20 is: 3,114,191,465.02
Step by Step Solution
- Step 1: Write the proportion equation
3,910,382,794.20 : 5,872,376,636.10 = 2,073,722,698.20 : x - Step 2: Convert to fraction form
3,910,382,794.20/5,872,376,636.10 = 2,073,722,698.20/x - Step 3: Cross multiply
3,910,382,794.20x = 5,872,376,636.10 × 2,073,722,698.20 - Step 4: Simplify right side
3,910,382,794.20x = 12,177,680,722,659,932,160 - Step 5: Solve for x
x = 12,177,680,722,659,932,160/3,910,382,794.20 - Step 6: Final answer
x = 3,114,191,465.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.